Teacha
  • Courses
  • Mock Exams
  • For Tutors
  • For Schools
  • Pricing
Log InStart Free
  1. Past Questions
  2. /
  3. UNIPORT
  4. /
  5. Mathematics
  6. /
  7. 2010/2011 Model 1
  8. /
  9. Q11
Question 11

Find the value of t if the standard deviation of 2t, 3t, 5t and 6t is √{2}

  • A.1
  • B.2
  • C.3
  • D.4
  • E.√{0.8}
Objective

Question details

Exam body
UNIPORT
Subject
Mathematics
Year
2010/2011 Model 1
Question no.
#11
Type
Objective
Previous · Q10Find the mean deviation of 1, 2, 3 and 4 Next · Q12 In how many ways can 6 coloured chalks be arranged if 2 are of the same colour?

More from this paper

  • Q7What are the integral values of x which satisfy the inequality 3 - 2x ≤ 5?
  • Q8Find the derivative of (2x + 3x)(1 - X) with respect to x
  • Q9Find the derivative of the function y = 2x 2 (2x - 1) at the point x = -1
  • Q13A final examination requires that a student answer any 4 out of 6 questions. In…
  • Q14if the mean of five consecutive integers is 30, find the largest of the numbbers
  • Q15A bag contains 5 black, 4 white and x red marbles. If the probability of picking…
See all Mathematics 2010/2011 Model 1 questions
Teacha

Africa's learning & exam readiness platform. Built for students, tutors, and schools.

Platform

  • Courses
  • Mock Exams
  • Past Questions

For You

  • I'm a Tutor
  • I'm a School
  • Pricing

© 2025 Teacha. Built for African learners, tutors, and schools. Teacha is not affiliated with WAEC, NECO, or JAMB. All past questions are sourced from publicly available materials.

Privacy PolicyTerms of UseCookie Policy